Access Sales and Use Tax instructions for the past five tax years. These documents are provided for reference and filing guidance only. All Sales and Use Tax returns must be filed and paid electronically through MyTax.DC.gov.

Important Note About Refunds and Amended Returns

If you need to amend a previously filed Sales and Use Tax return to claim a refund, you must:

1. File the amended return electronically through MyTax.DC.gov.
2. Submit Form FP-331, Claim for Refund, through MyTax.DC.gov.

Refund claims will not be processed unless both steps are completed. For more information, visit MyTax.DC.gov or call (202) 759-1946.